decennium

[dih-sen-ee-uh m]

See more synonyms for decennium on Thesaurus.com

noun, plural de·cen·ni·ums, de·cen·ni·a

[dih-sen-ee-uh] /dɪˈsɛn i ə/.

a period of ten years; a decade.

Origin of decennium

From Latin, dating back to 1675–85; see origin at decennial

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for decennium

decennary, decennium, decagon, decade, decapod, decemvir, decemvirate

Examples from the Web for decennium

Historical Examples of decennium

We have much need to distinguish century from century and decennium from decennium.
The Expositor's Bible: The Acts of the Apostles, Vol. 2
G. T. Stokes
The decennium extending from 1550 to 1560 was the good period of Ivan IV.
Encyclopaedia Britannica, 11th Edition, Volume 15, Slice 1
Various
These are the only monuments of early typography acknowledged to come within the present decennium.
Introduction to the Literature of Europe in the Fifteenth, Sixteenth, and Seventeenth Centuries, Vol. 1
Henry Hallam
One or two trifling works on Greek grammar were published by Croke during this decennium.
Introduction to the Literature of Europe in the Fifteenth, Sixteenth, and Seventeenth Centuries, Vol. 1
Henry Hallam
The second decennium still found him employed chiefly in research, vertebrate and extinct forms absorbing most of his attention.
Thomas Henry Huxley; A Sketch Of His Life And Work
P. Chalmers Mitchell

British Dictionary definitions for decennium

decennium

decennary (dɪˈsɛnərɪ)

noun plural -niums, -nia (-nɪə) or -naries

a less common word for decade (def. 1)

Word Origin for decennium

C17: from Latin, from decem ten + annus year

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012